* EAST PACIFIC 2018 SHIPS INTENSITY FORECAST * * IR SAT DATA AVAILABLE, OHC AVAILABLE * * ROSA EP202018 09/29/18 06 UTC * TIME (HR) 0 6 12 18 24 36 48 60 72 84 96 108 120 V (KT) NO LAND 85 78 75 72 70 59 47 33 DIS DIS DIS DIS DIS V (KT) LAND 85 78 75 72 70 59 47 33 DIS DIS DIS DIS DIS V (KT) LGEM 85 78 72 68 62 51 40 29 20 24 26 DIS DIS Storm Type TROP TROP TROP TROP TROP TROP TROP TROP TROP TROP EXTP N/A N/A SHEAR (KT) 9 9 9 8 13 22 30 36 46 57 79 N/A N/A SHEAR ADJ (KT) -3 -2 -2 -3 -3 4 4 -1 -2 -2 -10 N/A N/A SHEAR DIR 262 249 220 203 216 221 228 237 231 219 222 N/A N/A SST (C) 27.9 27.5 27.0 26.4 25.6 24.5 23.7 22.4 24.0 22.1 18.2 N/A N/A POT. INT. (KT) 143 139 134 127 119 108 100 87 105 87 66 N/A N/A 200 MB T (C) -51.9 -52.3 -51.9 -51.2 -51.7 -51.7 -51.8 -52.1 -51.7 -51.7 -52.2 N/A N/A 200 MB VXT (C) 0.6 0.7 0.6 0.8 1.0 0.8 0.9 0.8 0.4 0.4 0.0 N/A N/A TH_E DEV (C) 6 5 4 3 2 1 1 1 2 6 6 N/A N/A 700-500 MB RH 64 60 60 60 59 56 50 49 51 59 58 N/A N/A MODEL VTX (KT) 34 35 36 36 36 34 30 24 15 6 LOST LOST LOST 850 MB ENV VOR 11 0 17 25 39 19 1 -9 -4 24 58 N/A N/A 200 MB DIV 56 69 102 107 60 8 24 40 51 100 27 N/A N/A 700-850 TADV -1 0 3 5 7 6 8 -8 -5 29 25 N/A N/A LAND (KM) 896 842 797 747 692 503 311 159 -47 -265 -832 N/A N/A LAT (DEG N) 18.8 19.7 20.6 21.6 22.5 24.3 26.1 28.0 30.3 33.8 38.5 N/A N/A LONG(DEG W) 118.1 118.4 118.6 118.7 118.8 118.2 117.5 116.6 115.4 113.4 110.6 N/A N/A STM SPEED (KT) 9 9 10 10 9 9 10 12 16 23 26 N/A N/A HEAT CONTENT 7 1 0 0 0 0 0 0 3 6 3 9999 9999 FORECAST TRACK FROM OFCI INITIAL HEADING/SPEED (DEG/KT):355/ 9 CX,CY: 0/ 9 T-12 MAX WIND: 105 PRESSURE OF STEERING LEVEL (MB): 610 (MEAN=584) GOES IR BRIGHTNESS TEMP. STD DEV. 50-200 KM RAD: 15.5 (MEAN=14.5) % GOES IR PIXELS WITH T < -20 C 50-200 KM RAD: 83.0 (MEAN=65.0) PRELIM RI PROB (DV .GE. 55 KT IN 48 HR): 0.0 INDIVIDUAL CONTRIBUTIONS TO INTENSITY CHANGE 6 12 18 24 36 48 60 72 84 96 108 120 ---------------------------------------------------------- SAMPLE MEAN CHANGE 0. 0. 1. 1. 1. 1. 1. 0. -1. -1. -2. -3. SST POTENTIAL 0. 1. 0. -1. -5. -11. -18. -24. -27. -32. -34. -34. VERTICAL SHEAR MAG -1. -1. -1. -2. -4. -8. -12. -18. -26. -40. -40. -44. VERTICAL SHEAR ADJ 0. 0. 0. 0. 0. 0. 0. 0. 0. 0. 0. -1. VERTICAL SHEAR DIR 0. 0. -1. -1. 0. 2. 4. 6. 8. 9. 9. 9. PERSISTENCE -6. -8. -9. -9. -7. -4. -2. 0. 0. 1. 3. 3. 200/250 MB TEMP. 0. 0. 0. 0. -1. 0. 0. 2. 3. 4. 3. 3. THETA_E EXCESS 0. -1. -1. -2. -4. -5. -7. -8. -8. -8. -8. -9. 700-500 MB RH 0. 0. 0. 0. 0. -1. -1. -1. -1. -1. -1. -1. MODEL VTX TENDENCY 0. 2. 2. 2. 0. -3. -11. -25. -38. -39. -38. -37. 850 MB ENV VORTICITY 0. 0. 0. 0. 0. 0. 0. 1. 1. 1. 1. 1. 200 MB DIVERGENCE 0. 1. 1. 1. 1. 1. 1. 1. 1. 2. 2. 2. 850-700 T ADVEC 0. 0. 0. 0. 0. 0. 1. 0. 1. 2. 2. 3. ZONAL STORM MOTION 0. -1. -1. -1. -2. -3. -3. -3. -2. -2. -2. -2. STEERING LEVEL PRES 0. 0. 0. 0. 0. 0. 0. 0. 1. 1. 1. 1. DAYS FROM CLIM. PEAK 0. 0. 0. 0. 0. 0. 0. 0. -1. -1. -1. -1. GOES PREDICTORS -1. -2. -3. -3. -3. -2. -1. 0. 0. 0. 1. 1. OCEAN HEAT CONTENT 0. 0. 0. -1. -1. -1. -1. 0. 0. 0. 0. 0. RI POTENTIAL 0. 0. -1. -1. -2. -3. -3. -2. 0. 1. 2. 3. ---------------------------------------------------------- TOTAL CHANGE -7. -10. -13. -15. -26. -38. -52. -72. -91.-104.-103.-106. CURRENT MAX WIND (KT): 85. LAT, LON: 18.8 118.1 ** 2018 E. Pacific RI INDEX EP202018 ROSA 09/29/18 06 UTC ** (SHIPS-RII PREDICTOR TABLE for 30 KT OR MORE MAXIMUM WIND INCREASE IN NEXT 24-h) Predictor Value RI Predictor Range Scaled Value(0-1) % Contribution POT = MPI-VMAX (KT) : 47.4 40.5 to 149.3 0.06 999.0 12 HR PERSISTENCE (KT) : -20.0 -22.0 to 44.0 0.03 999.0 850-200 MB SHEAR (KT) : 9.9 19.6 to 1.4 0.53 999.0 HEAT CONTENT (KJ/CM2) : 1.6 1.8 to 106.7 0.00 0.0 D200 (10**7s-1) : 78.8 -33.0 to 156.2 0.59 999.0 STD DEV OF IR BR TEMP : 15.5 37.8 to 2.1 0.62 999.0 MAXIMUM WIND (KT) : 85.0 22.5 to 132.0 0.63 999.0 BL DRY-AIR FLUX (W/M2) : 436.8 721.6 to -82.5 0.35 999.0 %area of TPW <45 mm upshear : 0.0 62.3 to 0.0 1.00 999.0 2nd PC OF IR BR TEMP : 0.7 2.2 to -1.9 0.38 999.0 SHIPS Prob RI for 20kt/ 12hr RI threshold= 2% is 0.3 times climatological mean ( 6.1%) SHIPS Prob RI for 25kt/ 24hr RI threshold= 8% is 0.6 times climatological mean (12.5%) SHIPS Prob RI for 30kt/ 24hr RI threshold= 0% is 0.0 times climatological mean ( 8.4%) SHIPS Prob RI for 35kt/ 24hr RI threshold= 0% is 0.0 times climatological mean ( 6.0%) SHIPS Prob RI for 40kt/ 24hr RI threshold= 0% is 0.0 times climatological mean ( 4.0%) SHIPS Prob RI for 45kt/ 36hr RI threshold= 0% is 0.0 times climatological mean ( 6.5%) SHIPS Prob RI for 55kt/ 48hr RI threshold= 0% is 0.0 times climatological mean ( 5.9%) SHIPS Prob RI for 65kt/ 72hr RI threshold= 0% is 0.0 times climatological mean ( 4.8%) Matrix of RI probabilities ------------------------------------------------------------------------------ RI (kt / h) | 20/12 | 25/24 | 30/24 | 35/24 | 40/24 | 45/36 | 55/48 |65/72 ------------------------------------------------------------------------------ SHIPS-RII: 1.9% 8.1% 0.0% 0.0% 0.0% 0.0% 0.0% 0.0% Logistic: 0.1% 0.1% 0.0% 0.0% 0.0% 0.0% 0.0% 0.0% Bayesian: 0.0% 0.0% 0.0% 0.0% 0.0% 0.0% 0.0% 0.0% Consensus: 0.7% 2.7% 0.0% 0.0% 0.0% 0.0% 0.0% 0.0% DTOPS: 0.0% 0.0% 0.0% 0.0% 0.0% 0.0% 0.0% 0.0% ## ANNULAR HURRICANE INDEX (AHI) EP202018 ROSA 09/29/18 06 UTC ## ## STORM NOT ANNULAR, SCREENING STEP FAILED, NPASS=6 NFAIL=1 ## ## AHI= 0 (AHI OF 100 IS BEST FIT TO ANN. STRUC., 1 IS MARGINAL, 0 IS NOT ANNULAR) ## CONTRIBUTIONS TO ANNULAR INDEX